How to use

setReverseSelector

method

in

org.spongycastle.x509.X509CertPairStoreSelector

  private Collection getCertificatesFromCrossCertificatePairs(
    X509CertStoreSelector xselector) throws StoreException
  {
    Set set = new HashSet();
    X509CertPairStoreSelector ps = new X509CertPairStoreSelector();

    ps.setForwardSelector(xselector);
    ps.setReverseSelector(new X509CertStoreSelector());
    
    Set crossCerts = new HashSet(helper.getCrossCertificatePairs(ps));
    Set forward = new HashSet();
    Set reverse = new HashSet();
    Iterator it = crossCerts.iterator();
    while (it.hasNext())
    {
      X509CertificatePair pair = (X509CertificatePair)it.next();
      if (pair.getForward() != null)
      {
        forward.add(pair.getForward());
      }
      if (pair.getReverse() != null)
      {
        reverse.add(pair.getReverse());
      }
    }
    set.addAll(forward);
    set.addAll(reverse);
    return set;
  }
}

  private Collection getCertificatesFromCrossCertificatePairs(
    X509CertStoreSelector xselector) throws StoreException
  {
    Set set = new HashSet();
    X509CertPairStoreSelector ps = new X509CertPairStoreSelector();

    ps.setForwardSelector(xselector);
    ps.setReverseSelector(new X509CertStoreSelector());
    
    Set crossCerts = new HashSet(helper.getCrossCertificatePairs(ps));
    Set forward = new HashSet();
    Set reverse = new HashSet();
    Iterator it = crossCerts.iterator();
    while (it.hasNext())
    {
      X509CertificatePair pair = (X509CertificatePair)it.next();
      if (pair.getForward() != null)
      {
        forward.add(pair.getForward());
      }
      if (pair.getReverse() != null)
      {
        reverse.add(pair.getReverse());
      }
    }
    set.addAll(forward);
    set.addAll(reverse);
    return set;
  }
}

/**
 * Returns a clone of this selector.
 * 
 * @return A clone of this selector.
 * @see java.lang.Object#clone()
 */
public Object clone()
{
  X509CertPairStoreSelector cln = new X509CertPairStoreSelector();
  cln.certPair = certPair;
  
  if (forwardSelector != null)
  {
    cln.setForwardSelector((X509CertStoreSelector) forwardSelector
        .clone());
  }
  if (reverseSelector != null)
  {
    cln.setReverseSelector((X509CertStoreSelector) reverseSelector
        .clone());
  }
  return cln;
}

/**
 * Returns a clone of this selector.
 * 
 * @return A clone of this selector.
 * @see java.lang.Object#clone()
 */
public Object clone()
{
  X509CertPairStoreSelector cln = new X509CertPairStoreSelector();
  cln.certPair = certPair;
  
  if (forwardSelector != null)
  {
    cln.setForwardSelector((X509CertStoreSelector) forwardSelector
        .clone());
  }
  if (reverseSelector != null)
  {
    cln.setReverseSelector((X509CertStoreSelector) reverseSelector
        .clone());
  }
  return cln;
}

/**
 * Returns cross certificate pairs.
 *
 * @param selector The selector to use to find the cross certificates.
 * @return A possible empty collection with {@link X509CertificatePair}s
 * @throws StoreException
 */
public Collection getCrossCertificatePairs(
  X509CertPairStoreSelector selector) throws StoreException
{
  String[] attrs = splitString(params.getCrossCertificateAttribute());
  String attrNames[] = splitString(params.getLdapCrossCertificateAttributeName());
  String subjectAttributeNames[] = splitString(params
    .getCrossCertificateSubjectAttributeName());
  List list = crossCertificatePairSubjectSearch(selector, attrs,
    attrNames, subjectAttributeNames);
  Set resultSet = createCrossCertificatePairs(list, selector);
  if (resultSet.size() == 0)
  {
    X509CertStoreSelector emptyCertselector = new X509CertStoreSelector();
    X509CertPairStoreSelector emptySelector = new X509CertPairStoreSelector();
    emptySelector.setForwardSelector(emptyCertselector);
    emptySelector.setReverseSelector(emptyCertselector);
    list = crossCertificatePairSubjectSearch(emptySelector, attrs,
      attrNames, subjectAttributeNames);
    resultSet.addAll(createCrossCertificatePairs(list, selector));
  }
  return resultSet;
}

/**
 * Returns cross certificate pairs.
 *
 * @param selector The selector to use to find the cross certificates.
 * @return A possible empty collection with {@link X509CertificatePair}s
 * @throws StoreException
 */
public Collection getCrossCertificatePairs(
  X509CertPairStoreSelector selector) throws StoreException
{
  String[] attrs = splitString(params.getCrossCertificateAttribute());
  String attrNames[] = splitString(params.getLdapCrossCertificateAttributeName());
  String subjectAttributeNames[] = splitString(params
    .getCrossCertificateSubjectAttributeName());
  List list = crossCertificatePairSubjectSearch(selector, attrs,
    attrNames, subjectAttributeNames);
  Set resultSet = createCrossCertificatePairs(list, selector);
  if (resultSet.size() == 0)
  {
    X509CertStoreSelector emptyCertselector = new X509CertStoreSelector();
    X509CertPairStoreSelector emptySelector = new X509CertPairStoreSelector();
    emptySelector.setForwardSelector(emptyCertselector);
    emptySelector.setReverseSelector(emptyCertselector);
    list = crossCertificatePairSubjectSearch(emptySelector, attrs,
      attrNames, subjectAttributeNames);
    resultSet.addAll(createCrossCertificatePairs(list, selector));
  }
  return resultSet;
}